Home / 144,850.33-199,902.70-80,326.95

Finding the Fourth Proportional to 144,850.33, 199,902.70 and 80,326.95

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Solution

The fourth proportional to 144,850.33, 199,902.70 and 80,326.95 is: 110,856.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,850.33 : 199,902.70 = 80,326.95 : x
  2. Step 2: Convert to fraction form
    144,850.33/199,902.70 = 80,326.95/x
  3. Step 3: Cross multiply
    144,850.33x = 199,902.70 × 80,326.95
  4. Step 4: Simplify right side
    144,850.33x = 16,057,574,187.77
  5. Step 5: Solve for x
    x = 16,057,574,187.77/144,850.33
  6. Step 6: Final answer
    x = 110,856.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.